Turn Off the Lights for YouTube™
The entire page will be fading to dark, so you can watch the videos as if you were in the cinema. Works for YouTube and Beyond. Dark mode for all websites. It works for all known video sites such as YouTube, Vimeo, Twitch, Dailymotion, Facebook, etc.
45,242 users
Download Video and Flash - HD Download
Download Video and Flash - HD Download is a great download helper tool that lets you download video and Flash games very easily. Download from YouTube, Facebook, Dailymotion, Vimeo and more. Download and enjoy! Download now!
65,562 users
Watch2Gether
With Watch2Gether you can watch videos together with your friends. Enhance your Watch2Gether experience with our official browser extension.
52,389 users
UltraWideo
The cross-browser extension that manipulates video aspect ratio to fit your entire screen. Take control over cinematic black bars. Netflix | Prime Video | Disney+ | Hulu | ESPN | + Many others...
12,222 users
SQLite Manager
manage, edit, manipulate, plot and save one or multiple SQLite databases simultaneously
10,074 users
Full Screen for Firefox
Go full screen with one click on the full screen button. That includes also the full screen movies such as the YouTube, Vimeo, Dailymotion, Youku video player, etc.
6,127 users
uView Floating Player - Picture in Picture
Watch Youtube video and more in a floating window Picture in Picture (PIP) on top of any other application while multitasking or gaming on PC. Say goodbye to alt-tabbing.
3,645 users
Cast Kodi
Cast videos and music from more than 50 sites (YouTube, Twitch, Vimeo, SoundCloud, torrents, …) to Kodi with context menu and remote control.
3,243 users
YouTube Repeat Button
Adds a repeat button to the HTML5 player to loop over a single track after 1 second delay
2,779 users
Download Dailymotion videos
Download videos, subtitles, thumbnails, posters, filmstrip, tags from Dailymotion
2,632 users
Save4k
Скачать видео с YouTube.com, VK.com, Ok.ru, Facebook.com, Instagram.com, Soundcloud.com в 4К или 8К качестве!
2,625 users
Video Downloader
Download videos from your favorite sites with just one click. Now available for YouTube too!
2,117 users
YouTube Video Downloader 4K
Convert2MP3 Online Video Downloader allows to download videos & shorts from the YouTube. Our 4k HD downloader button on below YouTube video provides fast and easy video download from YouTube upto 4k. Try best 4K YouTube Video & Shorts Downloader
2,113 users
Enforce SafeSearch
Toggles the built-in filter on Google, YouTube, Bing, Yahoo, DuckDuckGo, Ixquick, Startpage, Dogpile, Yandex, Vimeo, Reddit, Ecosia, Dailymotion, Qwant, Patreon, and Onesearch .
1,970 users
Video Transformer
Zoom, stretch, reposition, rotate, and flip video and images using hotkeys.
1,329 users
Youtube mp3 & video downloader
Firefox extension to convert and download Youtube all videos for free in MP3 format.
1,303 users
Free OpenVPN Server Finder
Display up-to-date list of public OpenVPN servers provided by VPN Gate (University of Tsukuba)
1,300 users
Youtube Video & mp3 Downloaders
The 320 kbps YouTube mp3 addon generates a 320 kbps - MP3 DOWNLOAD button on YouTube.com. Convert YouTube to mp3 and download the file to your device.
1,170 users
Free YouTube Video Downloader
Easily download your favorite YouTube videos in high quality with just a click. Build your video library, enjoy offline viewing, and share with friends—anytime, anywhere!
1,014 users
![Volume Control [Boost volume]](https://addons.mozilla.org/user-media/addon_icons/2750/2750023-64.png?modified=33d02c4f){kind=icon}
